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2025
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G/S
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Aluminium oxide; Industrial chemicals; Chemicals for use in the semiconductor industry; Chemicals... |
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2022
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G/S
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Chemicals, namely, aluminum oxide; Chemicals, namely, alumina in the form of powder, pellets, and... |
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G/S
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Chemicals, namely, aluminum oxide; Industrial chemicals for use in the sapphire crystal growth, L... |
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2018
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Invention
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Process for making high-purity aluminum oxide. A method comprises reacting an aluminum feedstock ... |
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2016
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Invention
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Process for making high-purity aluminum oxide. A method comprising (a) reacting aluminum metal wi... |
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2013
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Invention
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Process for making high purity aluminum oxide. A method comprising contacting high-purity acid, h... |
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Invention
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Process for making high-purity aluminum oxide. A method comprising contacting high-purity acid, h... |
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Invention
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A method and apparatus for melting aluminum oxide. A vessel comprises a bottom wall having a peri... |
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Invention
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Process for making high-purity aluminum oxide from a high purity aluminum starting material. A me... |
